$149+ Cheap flights from Rapid City to San Diego (RAP - SAN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — SAN
Dec 9 — Dec 161
Round-trip
1 adult, Economy
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Find cheap flights from Rapid City to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Rapid City to San Diego
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Cheapest flights from Rapid City to San DiegoExplore the most affordable flight options available from Rapid City to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 9, 2026.
Explore the most affordable flight options available from Rapid City to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:07 pm -
1 stop21h 03m
Wed 12/97:51 pm -
2 stops37h 26m
Deal found 11/4![Multiple Airlines logo]()
$315
This United Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:31 pm -
1 stop6h 59m
Fri 12/118:40 am -
1 stop6h 16m
Deal found 11/6![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:36 pm -
1 stop8h 22m
Fri 12/1112:31 pm -
1 stop9h 15m
Deal found 11/7![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1911:12 am -
1 stop4h 43m
Mon 11/236:45 am -
1 stop5h 03m
Deal found 11/4![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:12 am -
1 stop7h 03m
Wed 12/212:39 pm -
1 stop6h 59m
Deal found 11/4![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:12 am -
2 stops7h 05m
Wed 12/911:00 am -
1 stop5h 13m
Deal found 11/4![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:30 am -
1 stop5h 25m
Fri 12/112:30 pm -
2 stops6h 59m
Deal found 11/6![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/132:23 pm -
2 stops9h 36m
Wed 12/211:07 am -
2 stops10h 39m
Deal found 11/4![Delta logo]()
$439
Best flights from Rapid City to San DiegoDiscover carefully curated flight deals from Rapid City to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 9, 2026.
Discover carefully curated flight deals from Rapid City to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 9, 2026.
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/1611:14 am -
2 stops12h 36m
Sun 1/247:04 pm -
2 stops13h 58m
Deal found 11/4![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:30 am -
1 stop5h 25m
Sat 12/126:45 am -
1 stop5h 18m
Deal found 11/7![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/145:00 am -
2 stops7h 15m
Sun 1/176:45 am -
1 stop5h 21m
Deal found 11/8![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:42 am -
2 stops9h 49m
Sat 12/1211:07 am -
2 stops10h 39m
Deal found 11/7![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:00 am -
1 stop5h 10m
Wed 12/912:39 pm -
1 stop6h 07m
Deal found 11/4![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:12 am -
2 stops7h 05m
Wed 12/212:39 pm -
1 stop6h 59m
Deal found 11/6![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1910:30 am -
2 stops7h 47m
Mon 11/236:45 am -
1 stop5h 03m
Deal found 11/4![United Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:12 am -
2 stops7h 05m
Fri 12/112:30 pm -
2 stops6h 59m
Deal found 11/6![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/45:50 pm -
1 stop5h 42m
Thu 1/76:20 am -
2 stops11h 41m
Deal found 11/4![United Airlines logo]()
$474
Last-minute flights from Rapid City to San DiegoDiscover last-minute flight deals from Rapid City to San Diego. Data last updated November 9, 2026 and is based on user searches.
Discover last-minute flight deals from Rapid City to San Diego. Data last updated November 9, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:12 am -
1 stop7h 03m
Wed 12/212:39 pm -
1 stop6h 59m
Deal found 11/4![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:12 am -
2 stops7h 05m
Wed 12/911:00 am -
1 stop5h 13m
Deal found 11/4![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:30 am -
1 stop5h 25m
Fri 12/112:30 pm -
2 stops6h 59m
Deal found 11/6![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/132:23 pm -
2 stops9h 36m
Wed 12/211:07 am -
2 stops10h 39m
Deal found 11/4![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1911:12 am -
1 stop4h 43m
Mon 11/236:45 am -
1 stop5h 03m
Deal found 11/4![United Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:07 pm -
1 stop21h 03m
Wed 12/97:51 pm -
2 stops37h 26m
Deal found 11/4![Multiple Airlines logo]()
$315
This United Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:31 pm -
1 stop6h 59m
Fri 12/118:40 am -
1 stop6h 16m
Deal found 11/6![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:36 pm -
1 stop8h 22m
Fri 12/1112:31 pm -
1 stop9h 15m
Deal found 11/7![Delta logo]()
$369
One-way flights from Rapid City to San DiegoSearch for one-way flight options from Rapid City to San Diego. Find affordable one-way fares based on user searches. Data last updated November 9, 2026.
Search for one-way flight options from Rapid City to San Diego. Find affordable one-way fares based on user searches. Data last updated November 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/3110:17 pm -
1 stop15h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2910:04 am -
1 stop27h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/15:59 pm -
1 stop18h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/189:03 pm -
1 stop15h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/308:54 pm -
2 stops16h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$295
This United Airlines deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/195:50 pm -
1 stop5h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![United Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/197:23 pm -
3 stops42h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Multiple Airlines logo]()
$333
Find flight deals from Rapid City to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $211 (Kiwi.com) |
One-way from | $149 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $460 |
Cheapflights Fare Finder
Customize your flight search to find flights from Rapid City to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 9, 2026.
Use the filters below to find and compare flights from Rapid City to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Rapid CitySan Diego
RAP Rapid City - SAN San Diego
RAPSAN
Rapid City
Tue 12/29
10:04 am-12:24 pm
1 stop27h 20m
San Diego
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$154
Rapid CitySan Diego
RAP Rapid City - SAN San Diego
RAPSAN
Rapid City
Fri 12/18
9:03 pm-11:09 am
1 stop15h 06m
San Diego
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$191
Rapid CitySan Diego
RAP Rapid City - SAN San Diego
RAPSAN
Rapid City
Thu 12/31
10:17 pm-11:58 pm
2 stops26h 41m
San Diego
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$200
Quickest round-trip
Rapid CitySan Diego
RAP Rapid City - SAN San Diego
RAPSAN
Rapid City
Sat 12/19
5:50 pm-10:32 pm
1 stop5h 42m
San Diego
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$329
Rapid CitySan Diego
RAP Rapid City - SAN San Diego
RAPSAN
Rapid City
Sat 12/19
7:23 pm-12:29 pm
3 stops42h 06m
San Diego
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$333
Rapid CitySan Diego
RAP Rapid City - SAN San Diego
RAPSAN
Rapid City
Fri 1/1
5:59 pm-12:29 pm
2 stops19h 30m
San Diego
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$358
Rapid CitySan Diego
RAP Rapid City - SAN San Diego
RAPSAN
Rapid City
Sat 1/16
11:14 am-10:50 pm
2 stops12h 36m
San Diego
Sun 1/24
7:04 pm-10:02 am
2 stops13h 58m
$369
Rapid CitySan Diego
RAP Rapid City - SAN San Diego
RAPSAN
Rapid City
Sat 12/5
10:30 am-2:55 pm
1 stop5h 25m
San Diego
Sat 12/12
6:45 am-1:03 pm
1 stop5h 18m
$369
Rapid CitySan Diego
RAP Rapid City - SAN San Diego
RAPSAN
Rapid City
Thu 1/14
5:00 am-11:15 am
2 stops7h 15m
San Diego
Sun 1/17
6:45 am-1:06 pm
1 stop5h 21m
$374
Rapid CitySan Diego
RAP Rapid City - SAN San Diego
RAPSAN
Rapid City
Sat 12/5
6:42 am-3:31 pm
2 stops9h 49m
San Diego
Sat 12/12
11:07 am-10:46 pm
2 stops10h 39m
$379
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Rapid City to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rapid City to San Diego in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Rapid City-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rapid City-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rapid City-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Rapid City-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rapid City-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Rapid City to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Rapid City with our price prediction graph.
RAP-SAN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Rapid City to San Diego
What is the cheapest month to book a flight from Rapid City to San Diego?
Currently, January is the cheapest month in which you can book a flight from Rapid City to San Diego (average of $348). Flying from Rapid City to San Diego in March is currently the most expensive (average of $722). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Rapid City to San Diego?
Airfare is below average for this route at the moment.
Rapid City to San Diego flights typically cost between $354 and $490 in January.The cheapest round-trip price found within the last 5 days was $211 on Multiple Airlines (Jan 17-Jan 20).
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated November 9, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from Rapid City to San Diego. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Food
6.7
Crew
8.1
Overall
7.3
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Comfort
7.3
Food
6.7
Crew
8.1
Overall
7.3
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Comfort
7.3
Food
6.7
Crew
8.1
Overall
7.3
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Related info for your journey
Find useful and relevant information for your journey from Rapid City to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
San Ysidro
Poway
Coronado
La Mesa
Julian
Santee
Lemon Grove
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Rapid City and San Diego flights
Browse other Rapid City and San Diego flight options. Last updated on November 9, 2026.
Other flights from Rapid City
Browse through other flights departing from Rapid City. Flights are based on user searches made on Cheapflights and were last updated on November 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 9, 2026.
Top 2 airlines flying from Rapid City to San Diego
Discover the top 2 airlines that operate flights from Rapid City to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$319 | Average$492 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$362 | Average$496 | FlexibilityNo cancel fee | On-time71% |